Global patent index - EP 0666446 B1

EP 0666446 B1 2000-01-19 - Conduit coupling

Title (en)

Conduit coupling

Title (de)

Rohrkupplung

Title (fr)

Raccord pour conduites

Publication

EP 0666446 B1 (EN)

Application

EP 95101654 A

Priority

JP 3536294 A

Abstract (en)

[origin: EP0666446A1] A locking washer 54a formed in a conical shape and a seal retainer 56a are disposed between a coupling member 30 and the internally oriented flange 50 of a fastening nut 36a. These locking washer 54a and seal retainer 56a are placed so that an outer periphery thereof is positioned on the side of said coupling member, while an internal periphery thereof positioned on the internal surface of said fastening nut, when no external force is applied on said locking washer. When the fastening nut 36a is screwed to be tightened on said coupling member, the internal periphery of the locking washer 54a having recesses is reduced with its diameter, and the locking washer 54a together with the locking washer 54a urge the tubular conduit 38a into the coupling member 30 and grippingly deformably retain the conduit as indicated by the locking washer 54b. The conduit coupling of the invention is effectively applicable for any conduit formed of rigid metal or flexible plastic material. <IMAGE>

IPC 1-7 (main, further and additional classification)

F16L 19/08

IPC 8 full level (invention and additional information)

F16L 19/08 (2006.01); F16L 19/10 (2006.01); F16L 19/12 (2006.01); F16L 21/08 (2006.01)

CPC (invention and additional information)

F16L 19/10 (2013.01); F16L 19/075 (2013.01); F16L 19/083 (2013.01); F16L 19/086 (2013.01); F16L 19/12 (2013.01)

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

EP 0666446 A1 19950809; EP 0666446 B1 20000119; DE 69514552 D1 20000224; DE 69514552 T2 20010802; JP 3044224 B2 20000522; JP H07224978 A 19950822; US 5695226 A 19971209

INPADOC legal status

2002-09-25 [GBPC] GB: EUROPEAN PATENT CEASED THROUGH NON-PAYMENT OF RENEWAL FEE

- Effective date: 20020208

2002-09-03 [PG25 DE] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

- Ref Country Code: DE

- Free Format Text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

- Effective date: 20020903

2002-02-08 [PG25 GB] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

- Ref Country Code: GB

- Free Format Text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

- Effective date: 20020208

2002-01-01 [REG GB IF02] EUROPEAN PATENT IN FORCE AS OF 2002-01-01

- Ref Country Code: GB

- Ref Legal Event Code: IF02

2001-03-29 [PGFP DE] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

- Ref Country Code: DE

- Payment date: 20010329

- Year of fee payment: 07

2001-02-14 [PGFP GB] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

- Ref Country Code: GB

- Payment date: 20010214

- Year of fee payment: 07

2001-01-03 [26N] NO OPPOSITION FILED

2000-10-11 [RAP2] TRANSFER OF RIGHTS OF AN EP PUBLICATION

- Owner name: GOUDA, MOTOHIRO

2000-10-11 [RIN2] INVENTOR (CORRECTION)

- Free Format Text: GOUDA, OSAMU

2000-06-16 [EN] FR: TRANSLATION NOT FILED

2000-02-24 [REF] CORRESPONDS TO:

- Ref Document Number: 69514552

- Country of Ref Document: DE

- Date of Ref Document: 20000224

- Format of ref. document F/P: P

2000-01-19 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: B1

- Designated State(s): DE FR GB

2000-01-19 [PG25 FR] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

- Ref Country Code: FR

- Free Format Text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

- Effective date: 20000119

1997-10-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 19970912

1995-12-20 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19951021

1995-08-09 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB